/**
* Convert a single Query object to an eds api query array
*
* @param Query $query Query to convert
* @param string $operator Operator to apply
*
* @return string
*/
protected function queryToEdsQuery(Query $query, $operator = 'AND')
{
$expression = str_replace('"', '', $query->getString());
$expression = SearchRequestModel::escapeSpecialCharacters($expression);
$fieldCode = $query->getHandler() == 'AllFields' ? '' : $query->getHandler();
//fieldcode
if (!empty($fieldCode)) {
$expression = $fieldCode . ':' . $expression;
}
if (!empty($operator)) {
$expression = $operator . ',' . $expression;
}
return $expression;
}
/**
* Set up limiter based on VuFind settings.
*
* @param ParamBag $params Parameter collection to update
*
* @return void
*/
public function createBackendLimiterParameters(ParamBag $params)
{
//group limiters with same id together
$edsLimiters = [];
foreach ($this->limiters as $limiter) {
if (isset($limiter) && !empty($limiter)) {
// split the id/value
list($key, $value) = explode(':', $limiter, 2);
$value = SearchRequestModel::escapeSpecialCharacters($value);
$edsLimiters[$key] = !isset($edsLimiters[$key]) ? $value : $edsLimiters[$key] . ',' . $value;
}
}
if (!empty($edsLimiters)) {
foreach ($edsLimiters as $key => $value) {
$params->add('limiters', $key . ':' . $value);
}
}
}